# Intercept by PromptPHP > Intercept is a modular, drop-in collection of reusable AI agent middleware for the Laravel AI SDK. ## Docs - [Changelog](https://intercept.promptphp.com/changelog.md) - [Configuration](https://intercept.promptphp.com/configuration.md): Intercept works without configuration. - [Support utilities](https://intercept.promptphp.com/contributor-resources/support.md) - [Handling blocked prompts](https://intercept.promptphp.com/guides/handling-blocked-prompts.md) - [Production rollout](https://intercept.promptphp.com/guides/production-rollout.md) - [Security notes](https://intercept.promptphp.com/guides/security-notes.md) - [Introduction](https://intercept.promptphp.com/index.md) - [Injection Guard](https://intercept.promptphp.com/middleware/injection-guard.md) - [PII Redactor](https://intercept.promptphp.com/middleware/pii-redactor.md) - [Tool Approval Guard](https://intercept.promptphp.com/middleware/tool-approval-guard.md) - [Quickstart](https://intercept.promptphp.com/quickstart.md): Install Intercept, add middleware to a Laravel AI agent, and use it.